Australia may have sealed the four-test series against India
but the final match in Sydney could prove the most
emotionally taxing for the hosts as they return to the venue
where Phillip Hughes was fatally struck by a bouncer last
India captain Mahendra Singh Dhoni has retired from test
cricket "citing the strain of playing all formats," and Virat
Kohli will lead the team in the fourth test against Australia
in Sydney, the country's cricket board.